@misc{Shafi_M._M._Some_1992,
 author={Shafi, M. M. and Rizvi, S. W. A. and Pervez, P. and Ali, R. and Shah, S. Z.},
 volume={37},
 number={4},
 copyright={Rights Reserved - Free Access},
 address={Białowieża},
 journal={Acta Theriologica},
 howpublished={online},
 year={1992},
 language={eng ; Sum. eng.},
 type={Text},
 title={Some observations on the reproductive biology of collared pika Ochotona rufescens Gray, 1842 from Ziarat Valley, Baluchistan, Pakistan},
 URL={http://rcin.org.pl/Content/11817/PDF/BI002_26812_Cz-40-2_Acta-T37-nr40-423-427_o.pdf},
 keywords={reproductive biology, observations, Ochotona rufescens, Pakistan, szczekuszka, biologia rozrodu},
}